why contactor not provided between output of VFD and motor?

6 Answers   Siemens,

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explain working principle of earth leakage relay

0 Answers   Divis Laboratories, SMIORE,

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What is electrical energy ,power?

2 Answers   ABB,

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how a flip flop can be used as a latch?

0 Answers  

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how the reverse power relay acts..

2 Answers  

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I HAVE A INCOMING 100A MCCB TPN 25KA, CABLE LENGHT OF 80M 70MM CABLE SIZE FROM MAIN SUBBOARD TO NEW DB.BASE ON THE FAULT LEVEL SETTING OF 45KA.I WOULD LIKE TO FIND OUT 25KA ENOUGH KA. APPRECIATE IF SOMEBODY CAN ASSIST ME WITH FORMULA FOR THIS. FRM: JEFF

0 Answers  

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what happen if we give 220 volts dc supply to d bulb r tube light?

4 Answers   Genus, RMSI,

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What is C2-M2-E2 class in circuit breaker. why and where it is to be used in circuit breaker

1 Answers  

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What is Cement

11 Answers   ACC, L&T, Reliance Cement,

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how to calculate the cable size for LT and HT power cables with detail explanation?

2 Answers   Asset Developments, Bhel,

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what is droop?

13 Answers   Alstom, Bhel,

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How to check AC & DC Choke

1 Answers  

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